CN213760068U

CN213760068U - Noninvasive face mask

Info

Publication number: CN213760068U
Application number: CN202021800244.5U
Authority: CN
Inventors: 胡爱章
Original assignee: Hefei Eighth People's Hospital
Current assignee: Hefei Eighth People's Hospital
Priority date: 2020-08-25
Filing date: 2020-08-25
Publication date: 2021-07-23
Anticipated expiration: 2030-08-25

Abstract

The utility model discloses a noninvasive face mask, which comprises a face mask body, air inlet ducts and pure cotton belts, wherein the face mask body is of an isosceles trapezoid structure, the face mask body is set into a mouth-nose wearing state and a nose wearing state which can be mutually switched, two sides of the face mask body close to the bottom are provided with jacks, the air inlet ducts are symmetrically arranged in a left-right mode, the air inlet ducts are hard ducts, the input ends of the air inlet ducts are connected with an oxygen source, the output ends of the air inlet ducts are inserted into the face mask body through the jacks and are fixed, the two air inlet ducts form a square vacant area A below the face mask body, the face mask body in the nose wearing state does not influence the normal oxygen inhalation of a patient, and meanwhile, the patient can conveniently cough and eat; the vacant area A is convenient for the patient to cough and eat; convection current has been formed between the exhaust end of air inlet duct, has reached the purpose of release, guarantees the stability of oxygen concentration, and air cushion buffering face guard body promotes the comfort level to the facial pressure of patient, promotes the gas tightness of face guard body simultaneously.

Description

Noninvasive face mask

Technical Field

The utility model belongs to the technical field of medical instrument, concretely relates to face guard is not created to wound.

Background

In a ward of a hospital, a weak patient needs to be subjected to oxygen inhalation frequently to ensure the blood oxygen saturation of the patient in a weak state, so that the rehabilitation of the patient is facilitated. The traditional oxygen inhalation mainly has two forms, the first oxygen inhalation mode is nasal catheter oxygen inhalation, and the oxygen inhalation mask has the advantages of simplicity and convenience, no influence on cough and food intake of a patient, inconstant oxygen partial pressure concentration, easy influence on respiration of the patient, stimulation to local nasal mucosa at high flow, and no more than 7 liters/minute of oxygen flow; the second oxygen inhalation mode is mask oxygen inhalation, which has the advantages of relatively stable oxygen inhalation concentration, adjustment as required, small stimulation to nasal mucosa, and the disadvantages of the mask oxygen inhalation mode is that the patient coughs and eats, the material is hard, the patient discomfort is easily caused, the mask needs to be pasted around the mouth and the nose, the mask is fixed behind the brain by a bandage, the bandage is easy to pollute after long-term use, the recovery of the patient is not facilitated, and the advantages of the two oxygen inhalation modes are integrated.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a comfort level is good, oxygen uptake concentration is stable, the patient of being convenient for coughs, the noninvasive face guard of feed, it possesses two kinds of wearing methods, the first is for covering in patient's oronasal part, the second is for covering in patient's nose portion, aim at overcoming the technological problem that two kinds of traditional oxygen uptake modes exist among the prior art, nasal catheter oxygen uptake oxygen partial pressure concentration is invariable promptly, easily receive the influence that the patient breathed, there is the stimulation to local nasal mucosa during the high flow, influence the patient and coughs, the feed, and the material is harder, lead to patient's uncomfortable easily.

In order to achieve the above object, the utility model provides a following technical scheme:

the noninvasive face mask comprises a face mask body, air inlet ducts and pure cotton cloth belts, wherein the face mask body is of an isosceles trapezoid structure, the face mask body is set into an oral-nasal wearing state and a nasal wearing state which can be mutually switched, the face mask body in the oral-nasal wearing state covers the oral nose of a patient, the face mask body in the nasal wearing state covers the nose of the patient, two sides, close to the bottom, of the face mask body are provided with two insertion holes which are arranged in a bilateral symmetry mode, the air inlet ducts are hard ducts, the input ends of the air inlet ducts are connected and communicated with an oxygen source, the output ends of the air inlet ducts are inserted into the face mask body through the insertion holes and fixed, the two air inlet ducts form a square vacant area A below the face mask body, the pure cotton cloth belts are arranged on the left side and the right side of the face mask body, one ends of the pure, The other end can be fixed behind the patient's brain.

As a further optimization or improvement of the present solution.

The edge of face guard body is provided with the air cushion of the isosceles trapezoid shape rather than the adaptation, and one end face of air cushion is fixed with the edge adhesion of face guard body, and another terminal surface contacts with patient's face.

As a further optimization or improvement of the present solution.

The other end of the pure cotton strap set up to be magic subsides, fix the other end of two pure cotton straps behind patient's brain by magic subsides that are opposite sex each other, pure cotton strap is last to be seted up a plurality of rhombus's bleeder vent.

As a further optimization or improvement of the present solution.

The output of admission pipe is provided with miniature vortex subassembly, miniature vortex subassembly includes the circular fixed plate of being connected with the coaxial sealing of admission pipe output, a plurality of through-holes have been seted up on the fixed plate, coaxial rotation is provided with the pivot on the fixed plate, pivot one end extends to the outside of admission pipe and this end is coaxial fixed and is provided with the inner tube, the outside of inner tube is coaxial to be provided with the outer loop, be provided with between the inner disc of the outer disc of inner tube and outer loop and be connected slope vortex board between them and the radial arrangement of vortex board along the outer loop, the vortex board is provided with a plurality ofly and arrange along outer loop place circumferencial direction array.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the mask is provided with two wearing modes, wherein the first wearing mode is used for covering the mouth and the nose of a patient, the second wearing mode is used for covering the nose part of the patient, the second wearing mode does not influence the normal oxygen inhalation of the patient, and meanwhile, the patient can conveniently cough and eat;

2. the two hard air inlet pipes are inserted into the mask body from two sides of the face of the patient, a square vacant area A is formed below the mask body by the two hard air inlet pipes, and the vacant area A is convenient for the patient to cough and eat under the condition of the second wearing mode;

3. the exhaust ends of the air inlet ducts are arranged oppositely, convection is formed among the exhaust ends of the air inlet ducts, the purpose of pressure relief is achieved, the stability of oxygen concentration is guaranteed, the output end of the air inlet duct is provided with the micro turbulence assembly, and the micro turbulence assembly disperses oxygen output to the inside of the mask body, so that the stability of the oxygen concentration is further improved;

4. the air cushion matched with the edge of the mask body is adhered to the contact surface of the mask body and the face of the patient, the air cushion buffers the pressure of the mask body on the face of the patient, the comfort level is improved, and meanwhile, the air tightness of the mask body is improved;

5. by two pure cotton area respectively by the left and right sides around in patient's brain after, the tip of pure cotton area is provided with the magic and pastes and be fixed in patient's brain with pure cotton area by the magic after, it is convenient to dismantle, and pure cotton area gas permeability is good to possess certain elasticity, avoid tightening for a long time and fix the infection that causes the patient.

Drawings

Fig. 1 is a schematic front structural view of the present invention.

Fig. 2 is a schematic view of the back structure of the present invention.

Fig. 3 is a view of the mask body in cooperation with an air intake conduit.

Fig. 4 is a view of the mask body in cooperation with the air intake conduit.

Fig. 5 is a schematic view of the structure of the output end of the intake duct.

Fig. 6 is a schematic view of the structure of the output end of the intake duct.

Fig. 7 is a matching view of the pure cotton cloth belt and the mask body.

Labeled as:

1. a mask body; 2. a jack; 3. an air cushion; 10. an air intake duct; 11. a fixing plate; 12. a through hole; 13. an inner barrel; 14. a rotating shaft; 15. an outer ring; 16. a spoiler; 20. a pure cotton tape; 21. magic tape; 22. and (4) air holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-7, a noninvasive mask comprises a mask body 1, air inlet conduits 10 and pure cotton tapes 20, the mask body 1 is an isosceles trapezoid structure, the mask body 1 is set to be an oral-nasal wearing state and a nasal wearing state which can be switched with each other, the mask body 1 in the oral-nasal wearing state covers the mouth and nose of a patient, the mask body 1 in the nasal wearing state covers the nose of the patient, two sides of the mask body 1 near the bottom are provided with insertion holes 2, the air inlet conduits 10 are arranged symmetrically left and right, the air inlet conduits 10 are hard conduits, the input ends of the air inlet conduits are connected with an oxygen source, the output ends of the air inlet conduits are inserted into the mask body 1 through the insertion holes 2 and fixed, two air inlet conduits 10 form a square vacant area a below the mask body 1, two pure cotton tapes 20 are arranged and are respectively positioned at the left side and the right side of the mask body 1, one end of the pure cotton tape 20 is fixedly connected with the middle position of the side surface of the mask body 1, and the other end of the pure cotton tape can be fixed behind the brain of a patient.

The working principle is that the mask body 1 is worn by a patient and is worn in an oral-nasal wearing mode, the mask body 1 covers the oral-nasal part of the patient, oxygen is sucked into the mask body 1 through the air inlet ducts 10, and oxygen convection is formed between the output ends of the two air inlet ducts 10, so that the pressure relief effect is realized, the oxygen concentration in the mask body 1 is relatively stable, when the patient needs to cough or eat, the mask body 1 is pushed to move upwards, the oral-nasal wearing state of the mask body 1 is switched to a nasal wearing state, at the moment, the mask body 1 covers the nose of the patient, the mouth of the patient is exposed, and the patient needs to cough or eat the meal, and the mask has the advantages that the mask body 1 is provided with two wearing modes, the first mode is covered on the oral-nasal part of the patient, the second mode is covered on the nasal part of the patient, and the normal condition of the patient is not influenced under the second wearing mode, meanwhile, the cough and the food intake of the patient are facilitated; the two hard air inlet ducts 10 form a square vacant area A below the mask body, and the vacant area A is convenient for a patient to cough and eat under the condition of the second wearing mode; the exhaust ends of the air inlet ducts 10 are arranged oppositely, convection is formed between the exhaust ends of the air inlet ducts 10, the purpose of pressure relief is achieved, and the stability of oxygen concentration is guaranteed.

Specifically, see fig. 7, in order to promote the travelling comfort that face guard body 1 wore, face guard body 1's edge is provided with the air cushion 3 rather than the isosceles trapezoid shape of adaptation, and a terminal surface of air cushion 3 is fixed with face guard body 1's edge adhesion, another terminal surface contacts with patient's face, through the setting of air cushion 3, has promoted the comfort that the patient wore on the one hand, and on the other hand has promoted the inside gas tightness of face guard body 1, avoids inputing to face guard body 1 inside oxygen emergence leakage and waste.

Specifically, see fig. 7, the other end of pure cotton area 20 set up to magic subsides 21, paste 21 with two pure cotton area 20's the other end by each other's mutually different magic and fix patient's brain back, set up the bleeder vent 22 of a plurality of rhombuses on the pure cotton area 20, beneficial effect lies in, disassembles the convenience, and pure cotton area 20 gas permeability is good to possess certain elasticity, make things convenient for face guard body 1 to switch with nose wearing state in the nose wearing state of mouth, avoid tightening for a long time and fix the infection that causes the patient.

Referring to fig. 5 and 6, as a more preferable solution of the present invention, the output end of the air intake duct 10 is provided with a micro spoiler assembly, the micro spoiler assembly includes a circular fixing plate 11 coaxially and hermetically connected with the output end of the air intake duct 10, a plurality of through holes 12 are opened on the fixing plate 11, a rotating shaft 14 is coaxially and rotatably provided on the fixing plate 11, one end of the rotating shaft 14 extends to the outside of the air intake duct 10 and is coaxially and fixedly provided with an inner cylinder 13, the outside of the inner cylinder 13 is coaxially provided with an outer ring 15, an inclined spoiler 16 connecting the outer surface of the inner cylinder 13 and the inner surface of the outer ring 15 is provided between the outer surface of the inner cylinder and the inner surface of the outer ring 15, the spoilers 16 are radially arranged along the outer ring 15, the spoilers 16 are provided with a plurality of spoilers arranged in a circumferential direction array, the through holes 12 discharge oxygen into the mask body 1, and the spoilers 16 are driven to rotate around the axial direction of the rotating shaft 14 under the airflow of the oxygen, the spoiler 16 rotationally disperses the oxygen output to the inside of the mask body 1, and further improves the stability of the oxygen concentration inside the mask body 1.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. There is not face guard of wound, its characterized in that: the mask comprises a mask body, an air inlet duct and a pure cotton cloth belt, wherein the mask body is of an isosceles trapezoid structure, the mask body is set into an oral-nasal wearing state and a nasal wearing state which can be mutually switched, the mask body in the oral-nasal wearing state covers the mouth and the nose of a patient, the mask body in the nasal wearing state covers the nose of the patient, two sides of the mask body close to the bottom are provided with insertion holes, the air inlet duct is provided with two air inlet ducts which are symmetrically arranged in a left-right mode, the air inlet duct is a hard duct, and the input end of the air inlet duct is connected and communicated with an oxygen source, the output is inserted to this internal and fixed of face guard by the jack, and two admission pipes have formed square vacant district A in the below of face guard body, and the pure cotton area is provided with two and is located one side about the face guard body respectively, and the one end in pure cotton area and the middle part position fixed connection of face guard body side, the other end can be fixed behind patient's brain.

2. The noninvasive mask of claim 1, wherein: the edge of face guard body is provided with the air cushion of the isosceles trapezoid shape rather than the adaptation, and one end face of air cushion is fixed with the edge adhesion of face guard body, and another terminal surface contacts with patient's face.

3. The noninvasive mask of claim 1, wherein: the other end of the pure cotton strap set up to be magic subsides, fix the other end of two pure cotton straps behind patient's brain by magic subsides that are opposite sex each other, pure cotton strap is last to be seted up a plurality of rhombus's bleeder vent.

4. The noninvasive mask of claim 1, wherein: the output of admission pipe is provided with miniature vortex subassembly, miniature vortex subassembly includes the circular fixed plate of being connected with the coaxial sealing of admission pipe output, a plurality of through-holes have been seted up on the fixed plate, coaxial rotation is provided with the pivot on the fixed plate, pivot one end extends to the outside of admission pipe and this end is coaxial fixed and is provided with the inner tube, the outside of inner tube is coaxial to be provided with the outer loop, be provided with between the inner disc of the outer disc of inner tube and outer loop and be connected slope vortex board between them and the radial arrangement of vortex board along the outer loop, the vortex board is provided with a plurality ofly and arrange along outer loop place circumferencial direction array.